When I joined the company, I noted that a lot of name lookups were failing or pointing at the wrong machines. I also noted a staggering amount of old, outdated DNS records. Scavenging appeared to be ...

Is there any way to get a windows DHCP server to enable dynamic DNS registration on RESERVED IPs? I have a windows DNS and DHCP (both AD integrated). The DHCP server updates the DNS server perfectly ...

DNS caching cut repeated lookups by 96%, but Firefox exposed one cache setting I nearly missed.

Well-publicized attacks against Domain Name System (DNS) root servers and top-level domains highlight the vulnerability of the DNS infrastructure. Many CIOs are looking for ways to ensure secure, ...

Keeping the internet out is only the beginning of what my firewall does.

Networking is a fundamental aspect of modern computing, underpinning everything from small home offices to large enterprise data centers. For Linux system administrators and network engineers, a ...

“The Slammer virus affected all the naming resolution pieces in the city,” says Mark Whitt, IS administrator for the city’s IT department. “We couldn’t get the vulnerability under control. So we began ...

Secure business networks with a customizable DNS and DHCP policy, ensuring resilient name resolution and IP provisioning. Guarantee Uptime – High‑availability DNS servers and DHCP failover protect ...

Security is improved when the network engineering team that’s responsible for the DDI stack—DNS, DHCP, and IP address management—takes the lead on DNS security, finds Enterprise Management Associates.

Don't have a DD-WRT router? Get some of the same DHCP and DNS features with a Raspberry Pi. I love my little Raspberry Pi. The $35 computer has a ton of uses, from the utilitarian to the hobby project ...